Protocol to the 1979 Convention on Long-Range Transboundary Air Pollution Concerning the Control of Emissions of Nitrogen Oxides or Their Transboundary Fluxes
opened for signature - 31 October 1988
entered into force - 14 February 1991
objective - to provide for the control or reduction of nitrogen oxides and their transboundary fluxes
parties - (26) Austria, Belarus, Bulgaria, Canada, Czech Republic, Denmark, EU, Finland, France, Germany, Greece, Hungary, Ireland, Italy, Liechtenstein, Luxembourg, Netherlands, Norway, Russia, Slovakia, Spain, Sweden, Switzerland, Ukraine, UK, US
countries that have signed, but not yet ratified - (2) Belgium, Poland
The name of this protocol is too long to use it straight off as a page name...